1 /* ex - Exception Handling */
3 /* Copyright (c) 2005-2017. The SimGrid Team. All rights reserved. */
5 /* Copyright (c) 2002-2004 Ralf S. Engelschall <rse@engelschall.com> */
6 /* Copyright (c) 2002-2004 The OSSP Project <http://www.ossp.org/> */
7 /* Copyright (c) 2002-2004 Cable & Wireless <http://www.cw.com/> */
8 /* All rights reserved. */
10 /* This code is inspirated from the OSSP version (as retrieved back in 2004)*/
11 /* It was heavily modified to fit the SimGrid framework. */
13 /* The OSSP version has the following copyright notice:
14 ** OSSP ex - Exception Handling
15 ** Copyright (c) 2002-2004 Ralf S. Engelschall <rse@engelschall.com>
16 ** Copyright (c) 2002-2004 The OSSP Project <http://www.ossp.org/>
17 ** Copyright (c) 2002-2004 Cable & Wireless <http://www.cw.com/>
19 ** This file is part of OSSP ex, an exception handling library
20 ** which can be found at http://www.ossp.org/pkg/lib/ex/.
22 ** Permission to use, copy, modify, and distribute this software for
23 ** any purpose with or without fee is hereby granted, provided that
24 ** the above copyright notice and this permission notice appear in all
27 ** THIS SOFTWARE IS PROVIDED `AS IS'' AND ANY EXPRESSED OR IMPLIED
28 ** WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
29 ** MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
30 ** IN NO EVENT SHALL THE AUTHORS AND COPYRIGHT HOLDERS AND THEIR
31 ** CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
32 ** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
33 ** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
34 ** USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
35 ** ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
36 ** OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
37 ** OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
41 /* The extensions made for the SimGrid project can either be distributed */
42 /* under the same license, or under the LGPL v2.1 */
47 #include <xbt/backtrace.hpp>
48 #include "src/internal_config.h" /* execinfo when available */
52 #include "xbt/log.hpp"
53 #include "xbt/backtrace.h"
54 #include "xbt/backtrace.hpp"
56 #include "src/xbt_modinter.h" /* backtrace initialization headers */
58 #include "simgrid/sg_config.h" /* Configuration mechanism of SimGrid */
60 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(xbt_ex, xbt, "Exception mechanism");
65 char* message, xbt_errcat_t errcat, int value,
66 const char* file, int line, const char* func)
68 xbt_ex e(simgrid::xbt::ThrowPoint(file, line, func), message);
75 /** @brief shows an exception content and the associated stack if available */
76 void xbt_ex_display(xbt_ex_t * e)
78 simgrid::xbt::logException(xbt_log_priority_critical, "UNCAUGHT EXCEPTION", *e);
81 /** \brief returns a short name for the given exception category */
82 const char *xbt_ex_catname(xbt_errcat_t cat)
86 return "unknown error";
88 return "invalid argument";
90 return "out of bounds";
96 return "system error";
98 return "network error";
102 return "action canceled";
104 return "thread error";
106 return "host failed";
108 return "tracing error";
114 return "INVALID ERROR";
120 #include <xbt/ex.hpp>
122 XBT_TEST_SUITE("xbt_ex", "Exception Handling");
124 XBT_TEST_UNIT("controlflow", test_controlflow, "basic nested control flow")
129 xbt_test_add("basic nested control flow");
133 xbt_test_fail("M1: n=%d (!= 1)", n);
137 xbt_test_fail("M2: n=%d (!= 2)", n);
139 THROWF(unknown_error, 0, "something");
143 xbt_test_fail("M3: n=%d (!= 3)", n);
149 xbt_test_fail("M2: n=%d (!= 5)", n);
151 THROWF(unknown_error, 0, "something");
155 xbt_test_fail("M3: n=%d (!= 6)", n);
160 xbt_test_fail("MX: n=%d (shouldn't reach this point)", n);
164 xbt_test_fail("M4: n=%d (!= 7)", n);
168 xbt_test_fail("M5: n=%d (!= 8)", n);
171 XBT_TEST_UNIT("value", test_value, "exception value passing")
174 THROWF(unknown_error, 2, "toto");
177 xbt_test_add("exception value passing");
178 if (ex.category != unknown_error)
179 xbt_test_fail("category=%d (!= 1)", (int)ex.category);
181 xbt_test_fail("value=%d (!= 2)", ex.value);
182 if (strcmp(ex.what(), "toto"))
183 xbt_test_fail("message=%s (!= toto)", ex.what());
187 XBT_TEST_UNIT("variables", test_variables, "variable value preservation")
191 int XBT_ATTRIB_UNUSED r2;
195 r1 = r2 = v1 = v2 = 1234;
199 THROWF(unknown_error, 0, "toto");
202 xbt_test_add("variable preservation");
204 xbt_test_fail("r1=%d (!= 1234)", r1);
206 xbt_test_fail("v1=%d (!= 1234)", v1);
207 /* r2 is allowed to be destroyed because not volatile */
209 xbt_test_fail("v2=%d (!= 5678)", v2);
213 XBT_TEST_UNIT("cleanup", test_cleanup, "cleanup handling")
218 xbt_test_add("cleanup handling");
224 THROWF(1, 2, "blah");
228 xbt_test_fail("v1 = %d (!= 5678)", v1);
231 xbt_test_fail("v1 = %d (!= 5678)", v1);
232 if (!(ex.category == 1 && ex.value == 2 && !strcmp(ex.what(), "blah")))
233 xbt_test_fail("unexpected exception contents");
236 xbt_test_fail("xbt_ex_free not executed");
238 #endif /* SIMGRID_TEST */